radeon/uvd: use more sane defaults for bitstream buffer size

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/src/gallium/drivers/radeon/radeon_uvd.c b/src/gallium/drivers/radeon/radeon_uvd.c
index 5e7eedb..981d5c5 100644 (file)
--- a/src/gallium/drivers/radeon/radeon_uvd.c
+++ b/src/gallium/drivers/radeon/radeon_uvd.c
@@ -823,6 +823,7 @@ struct pipe_video_codec *ruvd_create_decoder(struct pipe_context *context,
 {
        unsigned dpb_size = calc_dpb_size(templ);
        unsigned width = templ->width, height = templ->height;
+       unsigned bs_buf_size;
        struct radeon_info info;
        struct ruvd_decoder *dec;
        struct ruvd_msg msg;
@@ -873,6 +874,7 @@ struct pipe_video_codec *ruvd_create_decoder(struct pipe_context *context,
                goto error;
        }
 
+       bs_buf_size = width * height * 512 / (16 * 16);
        for (i = 0; i < NUM_BUFFERS; ++i) {
                unsigned msg_fb_size = align(sizeof(struct ruvd_msg), 0x1000) + 0x1000;
                if (!create_buffer(dec, &dec->msg_fb_buffers[i], msg_fb_size)) {
@@ -880,7 +882,7 @@ struct pipe_video_codec *ruvd_create_decoder(struct pipe_context *context,
                        goto error;
                }
 
-               if (!create_buffer(dec, &dec->bs_buffers[i], 4096)) {
+               if (!create_buffer(dec, &dec->bs_buffers[i], bs_buf_size)) {
                        RUVD_ERR("Can't allocated bitstream buffers.\n");
                        goto error;
                }